Size 2 4 6 8 10 12
Bust 33" 34" 35" 36" 37.5" 39.5"
Waist 24.5" 26" 28" 30" 32" 34"
Hip 34" 35.5" 37" 38.5" 40" 42"

How to Measure
Bust: Measure around the fullest part of the bust.
Keep tape comfortably loose.

Waist: Measure around the natural waist line -
generally the smallest part of your waist. 

Hip: Keep feet together and measure around the fullest part of your hip.